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2624
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1 IFNE DRIVEWIRE.D-1
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2 DRIVEWIRE.D SET 1
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3 ********************************************************************
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4 * drivewire.d - DriveWire Definitions File
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5 *
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6 * $Id$
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7 *
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8 * Ed. Comments Who YY/MM/DD
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9 * ------------------------------------------------------------------
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10 * 1 Started BGP 03/04/03
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11 * 2 Added DWGLOBS area BGP 09/12/27
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12
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13 nam drivewire.d
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14 ttl DriveWire Definitions File
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15
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16 * Addresses
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17 BBOUT equ $FF20
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18 BBIN equ $FF22
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19
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20 * Opcodes
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21 OP_NOP equ $00 No-Op
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22 OP_RESET1 equ $FE Server Reset
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23 OP_RESET2 equ $FF Server Reset
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24 OP_RESET3 equ $F8 Server Reset
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25 OP_DWINIT equ 'Z DriveWire dw3 init/OS9 boot
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26 OP_TIME equ '# Current time requested
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27 OP_INIT equ 'I Init routine called
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28 OP_READ equ 'R Read one sector
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29 OP_REREAD equ 'r Re-read one sector
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30 OP_READEX equ 'R+128 Read one sector
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31 OP_REREADEX equ 'r+128 Re-read one sector
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32 OP_WRITE equ 'W Write one sector
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33 OP_REWRIT equ 'w Re-write one sector
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34 OP_GETSTA equ 'G GetStat routine called
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35 OP_SETSTA equ 'S SetStat routine called
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36 OP_TERM equ 'T Term routine called
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37 OP_SERINIT equ 'E
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38 OP_SERTERM equ 'E+128
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39
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40 * Printer opcodes
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41 OP_PRINT equ 'P Print byte to the print buffer
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42 OP_PRINTFLUSH equ 'F Flush the server print buffer
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43
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44 * Serial opcodes
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45 OP_SERREAD equ 'C
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46 OP_SERREADM equ 'c
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47 OP_SERWRITE equ 'C+128
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48 OP_SERGETSTAT equ 'D
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49 OP_SERSETSTAT equ 'D+128
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50
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51 * for dw vfm
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52 OP_VFM equ 'V+128
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53
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54 * WireBug opcodes (Server-initiated)
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55 OP_WIREBUG_MODE equ 'B
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56 * WireBug opcodes (Server-initiated)
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57 OP_WIREBUG_READREGS equ 'R Read the CoCo's registers
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58 OP_WIREBUG_WRITEREGS equ 'r Write the CoCo's registers
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59 OP_WIREBUG_READMEM equ 'M Read the CoCo's memory
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60 OP_WIREBUG_WRITEMEM equ 'm Write the CoCo's memory
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61 OP_WIREBUG_GO equ 'G Tell CoCo to get out of WireBug mode and continue execution
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62
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63 * VPort opcodes (CoCo-initiated)
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64 OP_VPORT_READ equ 'V
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65 OP_VPORT_WRITE equ 'v
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66
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67 * Error definitions
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68 E_CRC equ $F3 Same as NitrOS-9 E$CRC
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69
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70 * DW Globals Page Definitions (must be 256 bytes max)
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71 DW.StatCnt equ 15
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72 org $00
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73 DW.StatTbl rmb DW.StatCnt page pointers for terminal device static storage
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74 DW.VIRQPkt rmb Vi.PkSz
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75 DW.VIRQNOP rmb 1
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76
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77 * SCF Multi Terminal Driver Definitions
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78
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79 org V.SCF ;V.SCF: free memory for driver to use
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80 SSigID rmb 1 ;process ID for signal on data ready
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81 SSigSg rmb 1 ;signal on data ready code
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82 RxDatLen rmb 1 ;current length of data in Rx buffer
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83 RxBufSiz rmb 1 ;Rx buffer size
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84 RxBufEnd rmb 2 ;end of Rx buffer
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85 RxBufGet rmb 2 ;Rx buffer output pointer
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86 RxBufPut rmb 2 ;Rx buffer input pointer
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87 RxGrab rmb 1 ;bytes to grab in multiread
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88 RxBufPtr rmb 2 ;pointer to Rx buffer
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89 RxBufDSz equ 256-. ;default Rx buffer gets remainder of page...
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90 RxBuff rmb RxBufDSz ;default Rx buffer
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91 SCFDrvMemSz equ .
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92
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93 ENDC
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94
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